how to modify MaxTranfer?

NTDEV
1

i use wdm’s bulkusb or wdf’s usbsamp ,and use bus hound to watch :
Endpoint 6:IN:Type=BULK Class=ff SubClass=00 Protocol=00 MaxTranfer=4096,

what’s MaxTranfer mean? and how to change it in driver.

thank you !

2

Max transfer has no meaning since win2k, don’t worry about it

d

-----Original Message-----
From: xxxxx@lists.osr.com [mailto:xxxxx@lists.osr.com] On Behalf Of zhonghong200@163.com
Sent: Friday, August 27, 2010 12:44 AM
To: Windows System Software Devs Interest List
Subject: [ntdev] how to modify MaxTranfer?

i use wdm’s bulkusb or wdf’s usbsamp ,and use bus hound to watch :
Endpoint 6:IN:Type=BULK Class=ff SubClass=00 Protocol=00 MaxTranfer=4096,

what’s MaxTranfer mean? and how to change it in driver.

thank you !

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3

thank you ,wdf’s usbsamp MaxTranfer=-1, I don’t know what mean ,is it has no meaning since win2k

4

Doron means that only the Windows 2000 USB stack used this value. It doesn’t do anything on modern platforms.

  • S

-----Original Message-----
From: xxxxx@lists.osr.com [mailto:xxxxx@lists.osr.com] On Behalf Of zhonghong200@163.com
Sent: Friday, August 27, 2010 2:07 AM
To: Windows System Software Devs Interest List
Subject: RE:[ntdev] how to modify MaxTranfer?

thank you ,wdf’s usbsamp MaxTranfer=-1, I don’t know what mean ,is it has no meaning since win2k

NTDEV is sponsored by OSR

For our schedule of WDF, WDM, debugging and other seminars visit:
http://www.osr.com/seminars

To unsubscribe, visit the List Server section of OSR Online at http://www.osronline.com/page.cfm?name=ListServer